<template>
  <div>
    <h1>two:two</h1>
  </div>
</template>

<script>
  export default {
    name: "Two",
    mounted() {
      console.log(this.$root, "Two中的$root");
      console.log(this.$root.count, "Two中的$root");
    },
  };
</script>

<style></style>
